Wind power development in the Gulf of Mexico is facing a different set of challenges than onshore developments in Texas. To its advantage, it would have much fewer miles for transmitting the power to population centers. On the downside, it is much more expensive to develop and infrastructure to transmit it is more expensive. There is also the threat of hurricanes.
A Few Snags, But Hopes Are Still High for Offshore Wind in Texas
The word on the street is that the Lehman failure has put a halt to T. Boone Pickens wind development plans as well. It's just a rumor -- don't quote me on it.